SERVER-58570 Add a new field to config.collections/config.cache.collections representing whether a collection supports long names

1 files changed, 63 insertions, 0 deletions

diff --git a/src/mongo/s/type_collection_common_types.idl b/src/mongo/s/type_collection_common_types.idl
new file mode 100644
index 00000000000..a171faeb6fb
--- /dev/null
+++ b/src/mongo/s/type_collection_common_types.idl
@@ -0,0 +1,63 @@
+# Copyright (C) 2021-present MongoDB, Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the Server Side Public License, version 1,
+# as published by MongoDB, Inc.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# Server Side Public License for more details.
+#
+# You should have received a copy of the Server Side Public License
+# along with this program. If not, see
+# <http://www.mongodb.com/licensing/server-side-public-license>.
+#
+# As a special exception, the copyright holders give permission to link the
+# code of portions of this program with the OpenSSL library under certain
+# conditions as described in each individual source file and distribute
+# linked combinations including the program with the OpenSSL library. You
+# must comply with the Server Side Public License in all respects for
+# all of the code used other than as permitted herein. If you modify file(s)
+# with this exception, you may extend this exception to your version of the
+# file(s), but you are not obligated to do so. If you do not wish to do so,
+# delete this exception statement from your version. If you delete this
+# exception statement from all source files in the program, then also delete
+# it in the license file.
+
+global:
+    cpp_namespace: "mongo"
+
+imports:
+    - "mongo/idl/basic_types.idl"
+    - "mongo/db/timeseries/timeseries.idl"
+
+structs:
+    TypeCollectionTimeseriesFields:
+        description: "Fields for time-series buckets collection fields in config.collections."
+        strict: false
+        inline_chained_structs: true
+        chained_structs:
+            TimeseriesOptions: TimeseriesOptions
+
+enums:
+    SupportingLongNameStatus:
+        description: "Enumeration representing different status of the support for long collection
+                      names."
+        type: string
+        values:
+            # The support for long collection names is disabled. This happen when either the
+            # persisted collection metadata (i.e., config.collections and config.cache.collections)
+            # comes from binaries that do not support the feature or the feature is supported by the
+            # binaries but it has not been explicitly enabled.
+            kDisabled: "disabled"
+
+            # The support for long collection names has been explicitly enabled. This happens when
+            # the binaries support the feature and the collection has been explicitly set to support
+            # a long name.
+            kExplicitlyEnabled: "explicitly_enabled"
+
+            # The support for long collection names has been implicitly enabled. This happens when
+            # the binaries support the feature and by setting the feature compatibility version
+            # (FCV) to 5.1.
+            kImplicitlyEnabled: "implicitly_enabled"